Validation of sea ice concentration - Asian sector
Reference date: 2025-03-06
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-02-28:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
330 |
45 |
29 |
0 |
0 |
0 |
0 |
| OW |
0 |
77 |
10 |
23 |
0 |
0 |
0 |
0 |
| VODI |
0 |
109 |
27 |
44 |
10 |
0 |
0 |
0 |
| ODI |
0 |
3 |
16 |
98 |
56 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
165 |
187 |
33 |
36 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
792 |
4632 |
25312 |
|
|
Date: 2025-03-02:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
272 |
33 |
51 |
1 |
0 |
0 |
0 |
| OW |
0 |
64 |
10 |
20 |
1 |
0 |
0 |
0 |
| VODI |
0 |
126 |
29 |
44 |
8 |
0 |
0 |
0 |
| ODI |
0 |
0 |
12 |
89 |
79 |
3 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
120 |
151 |
31 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
573 |
4827 |
25488 |
|
|
Date: 2025-03-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
258 |
17 |
38 |
1 |
0 |
0 |
0 |
| OW |
0 |
44 |
7 |
18 |
1 |
0 |
0 |
0 |
| VODI |
0 |
173 |
19 |
28 |
10 |
0 |
0 |
0 |
| ODI |
0 |
28 |
23 |
70 |
69 |
1 |
0 |
0 |
| CDI |
0 |
0 |
0 |
23 |
140 |
132 |
18 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
373 |
4232 |
26308 |
|
|
Date: 2025-03-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
265 |
18 |
18 |
0 |
0 |
0 |
0 |
| OW |
0 |
101 |
11 |
20 |
0 |
0 |
0 |
0 |
| VODI |
0 |
156 |
23 |
31 |
4 |
0 |
0 |
0 |
| ODI |
0 |
7 |
12 |
103 |
38 |
2 |
1 |
0 |
| CDI |
0 |
0 |
4 |
43 |
158 |
169 |
34 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
223 |
3896 |
26728 |
|
|
Date: 2025-03-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
305 |
18 |
10 |
0 |
0 |
0 |
0 |
| OW |
0 |
145 |
31 |
38 |
0 |
0 |
0 |
0 |
| VODI |
0 |
48 |
8 |
52 |
0 |
0 |
0 |
0 |
| ODI |
0 |
2 |
19 |
109 |
62 |
5 |
1 |
0 |
| CDI |
0 |
0 |
0 |
28 |
84 |
152 |
55 |
29 |
| VCDI |
0 |
0 |
0 |
2 |
0 |
112 |
4055 |
26712 |
|
|
Date: 2025-03-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
297 |
26 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
117 |
22 |
15 |
0 |
0 |
0 |
0 |
| VODI |
0 |
39 |
18 |
90 |
9 |
0 |
0 |
0 |
| ODI |
0 |
0 |
6 |
79 |
117 |
24 |
4 |
0 |
| CDI |
0 |
0 |
0 |
4 |
25 |
142 |
97 |
11 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
67 |
2648 |
28218 |
|
|
Date: 2025-03-12:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
286 |
15 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
57 |
9 |
6 |
2 |
0 |
0 |
0 |
| VODI |
0 |
105 |
39 |
65 |
4 |
0 |
1 |
0 |
| ODI |
0 |
10 |
5 |
93 |
84 |
13 |
3 |
0 |
| CDI |
0 |
0 |
0 |
0 |
60 |
184 |
73 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
139 |
3703 |
27110 |
|
|
Date: 2025-03-14:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
285 |
33 |
10 |
0 |
0 |
0 |
0 |
| OW |
0 |
58 |
7 |
14 |
0 |
0 |
0 |
0 |
| VODI |
0 |
109 |
37 |
61 |
6 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
114 |
70 |
0 |
3 |
0 |
| CDI |
0 |
0 |
0 |
0 |
108 |
129 |
30 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
214 |
6487 |
24300 |
|
|
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